Thread the Foot Valve Screen, 1-1/4 in. IPS into a foot valve at the end of pipe line to prevent debris from entering pump or irrigation system. This screen connects to the FPT end of a 1-1/4 in. foot valve. Prevents costly property damage, pipe corrosion, and system issues. Durable foot valve screen is made of polyethylene 100 mesh. Use fittings and other valves to set up a new irrigation system, expand an existing system, or make repairs.